<!--表单查看页面-->
<template>
  <div class="form-viewer">
    <el-row :gutter="formConf.gutter">
      <el-form
        :ref="formConf.formModel"
        :size="formConf.size"
        :model="form"
        :label-position="formConf.labelPosition"
        :disabled="formConf.disabled"
      >
        <template v-for="(element, index) in itemList">
          <preview-row-item
            v-if="element.compType === 'row'"
            :key="'row-' + index"
            :model="element"
          >
            <el-col v-for="column in element.columns" :key="column.index" :span="column.span">
              <form-view-item
                v-for="item in column.list"
                :key="item.id"
                :model="item"
                v-model="form[item.id]"
              />
            </el-col>
          </preview-row-item>
          <fancy-dynamic-view-table
            v-else-if="element.compType === 'dynamicTable'"
            :key="'dynamic-' + index"
            :data="form[element.id]"
            :ref="element.id"
            :conf="element"
          >
            <template v-slot:item="{ rowScope, item }">
              <fancy-dynamic-table-view-item
                :model="item"
                :ref="item.id + rowScope.$index"
                :parent="element"
                :key="'tableIndex-' + rowScope.$index"
                :index="rowScope.$index"
                v-model="rowScope.row[item.id]"
              />
            </template>
          </fancy-dynamic-view-table>
          <fancy-edit-table
            v-else-if="element.compType === 'table'"
            :layoutArray="element.layoutArray"
            :tdStyle="element.tdStyle"
            :width="element.width"
            :key="element.id"
          >
            <template v-slot="{ td }">
              <form-view-item
                v-for="item in td.columns"
                :key="item.id"
                :model="item"
                v-model="form[item.id]"
              />
            </template>
          </fancy-edit-table>
          <!--item-->
          <el-col class="drag-col-wrapper" :key="index" :span="element.span" v-else>
            <form-view-item :model="element" v-model="form[element.id]" />
          </el-col>
        </template>
      </el-form>
    </el-row>
  </div>
</template>

<script>
  import formViewItem from './formViewItem';
  import previewRowItem from './previewRowItem';
  import fancyDynamicViewTable from './dynamic/fancyDynamicViewTable';
  import fancyDynamicTableViewItem from './dynamic/fancyDynamicTableViewItem';
  import fancyEditTable from './table/fancyEditTable';
  export default {
    name: 'formViewer',
    data() {
      return {};
    },
    props: {
      value: {
        type: String,
        default: ''
      },
      buildData: {
        type: String,
        default: ''
      }
    },
    components: {
      formViewItem,
      previewRowItem,
      fancyDynamicViewTable,
      fancyDynamicTableViewItem,
      fancyEditTable
    },
    mounted() {
      this.$nextTick(() => {});
    },
    computed: {
      itemList() {
        if (this.buildData !== '') {
          const buildData = JSON.parse(this.buildData);
          return buildData.list;
        } else {
          return [];
        }
      },
      form() {
        //转换成json的值
        if (this.value !== '') {
          const value = JSON.parse(this.value);
          return value;
        } else {
          return {};
        }
      },
      formConf() {
        if (this.buildData !== '') {
          const buildData = JSON.parse(this.buildData);
          buildData.config.disabled = this.disabled;
          return buildData.config;
        } else {
          return {};
        }
      }
    }
  };
</script>

<style scoped>
  .preview-board {
    border: 1px dashed #ccc;
  }
  .form-viewer {
    padding: 20px;
    border: 1px solid #dcdfe6;
  }
  .el-form-item {
    margin-left: 10px;
    margin-right: 10px;
  }
</style>
